You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.

I have three values. On the X axis I want the date and time, and on the Y axis I want my reading. My data set looks like this: Code: Date Time Reading 11/30/2011 0934 212 11/30/2011 1252 272 ...

Excel is probably Microsoft’s most popular developer tool. With a built-in functional programming language that now supports lambdas and variables, Excel has become a tool that people build businesses ...